Home / 37,126,257,357.72-51,234,240,680.64-20,210,033,332.20

Finding the Fourth Proportional to 37,126,257,357.72, 51,234,240,680.64 and 20,210,033,332.20

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Solution

The fourth proportional to 37,126,257,357.72, 51,234,240,680.64 and 20,210,033,332.20 is: 27,889,849,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,126,257,357.72 : 51,234,240,680.64 = 20,210,033,332.20 : x
  2. Step 2: Convert to fraction form
    37,126,257,357.72/51,234,240,680.64 = 20,210,033,332.20/x
  3. Step 3: Cross multiply
    37,126,257,357.72x = 51,234,240,680.64 × 20,210,033,332.20
  4. Step 4: Simplify right side
    37,126,257,357.72x = 1,035,445,711,905,691,664,384
  5. Step 5: Solve for x
    x = 1,035,445,711,905,691,664,384/37,126,257,357.72
  6. Step 6: Final answer
    x = 27,889,849,007.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.